Celebrating the 50th anniversary of the East Bay Regional Park District after paddling from Antioch to Martinez (part of a 78-mile trip) in a boat made of reeds. September 2, 1984.

Celebrating the 50th anniversary of the East Bay Regional Park District after paddling from Antioch to Martinez (part of a 78-mile trip) in a boat made of reeds. September 2, 1984.

Photo: Steve Ringman, The Chronicle

Celebrating the 50th anniversary of the East Bay Regional Park... Photo-5059884.68406 - GreenwichTime

Image 26 of 42

Crowley Co. boats: Barge at left called DB-17 and at right a pusher tugboat, very similar to the one that went down, named the San Joaquin River. Background is the Carquinez Straights bridge. January 6, 1985.

Crowley Co. boats: Barge at left called DB-17 and at right a pusher tugboat, very similar to the one that went down, named the San Joaquin River. Background is the Carquinez Straights bridge. January 6, 1985.

Photo: Tom Levy, The Chronicle

Crowley Co. boats: Barge at left called DB-17 and at right a pusher... Photo-5059885.68406 - GreenwichTime

Image 27 of 42

With just inches to spare, "Blade Runner" maneuvers between (left to right) "Infinity and "Tomahawk" . October 1, 1986.

With just inches to spare, "Blade Runner" maneuvers between (left to right) "Infinity and "Tomahawk" . October 1, 1986.

Two old barges beached at Blackies Pasture in Tiburon with the Sausalito hills in the background. March 20, 1987.

Two old barges beached at Blackies Pasture in Tiburon with the Sausalito hills in the background. March 20, 1987.

Photo: Vincent Maggiora, The Chronicle

Two old barges beached at Blackies Pasture in Tiburon with the... Photo-5059893.68406 - GreenwichTime

Image 35 of 42

Three members of the Dolphin Club just couldn't believe their eyes one morning after finishing up a dip in the Bay. It was the maiden voyage of an 18-foot outboard motorboat built in the shape of a guitar by Don Price of Santa Rosa. After its voyage, it was on display at the Sports and Boat Show at the Cow Palace. January 2, 1989. less

Three members of the Dolphin Club just couldn't believe their eyes one morning after finishing up a dip in the Bay. It was the maiden voyage of an 18-foot outboard motorboat built in the shape of a guitar by ... more

Photo: Brant Ward, The Chronicle

Three members of the Dolphin Club just couldn't believe their... Photo-5059894.68406 - GreenwichTime

Image 36 of 42

Three 8,500 ton cargo ships, the "American Monarch," the "American Titan" and "American Spitfire," wait to be towed by the Dutch tugboat, "Smit London" to Taiwan to be turned into scrap metal. July 19, 1991.

Three 8,500 ton cargo ships, the "American Monarch," the "American Titan" and "American Spitfire," wait to be towed by the Dutch tugboat, "Smit London" to Taiwan to be turned into scrap metal. July 19, 1991.

An historic shipwreck fragment is reburied in the hole it was found during sewer construction work along the Great Highway near Sloat Blvd. The reburial was meant to preserve the fragment, which was thought to be a piece from the bow of the Patrician — a ship wrecked in 1873. May 27, 1993. less

An historic shipwreck fragment is reburied in the hole it was found during sewer construction work along the Great Highway near Sloat Blvd. The reburial was meant to preserve the fragment, which was thought to ... more

Photo: Michael Maloney, The Chronicle

An historic shipwreck fragment is reburied in the hole it was found... Photo-5059897.68406 - GreenwichTime

Image 39 of 42

Parade of sailing vessels to kick off the Festival of the Sea. October 15, 1993.

Parade of sailing vessels to kick off the Festival of the Sea. October 15, 1993.

Photo: Deanne Fitzmaurice, The Chronicle

Parade of sailing vessels to kick off the Festival of the Sea.... Photo-5059898.68406 - GreenwichTime

Image 40 of 42

Bob McCreary with his dog "BLITZEN" aboard the sailboat they live on, along the Oakland Estuary. March 22, 1993.

Bob McCreary with his dog "BLITZEN" aboard the sailboat they live on, along the Oakland Estuary. March 22, 1993.